This has got a lot harder to do with 4.0 the best way is to download the xpi from AMO and alter the max ver.
1. find the extension on AMO
https://addons.mozilla.org/af/firefox/addon/5890/
right click the link or dl button and "save as" to your desktop.
e.g.
tree_style_tab-0.10.2010091901-fx.xpi
If you get some odd name then go to "
View all versions "
Then try again.
One you have it on your desktop click it to open the archive.
Locate the "install.rdf" file and click it.
gedit opens up locate the firefox section:
Code:
<!-- Firefox -->
<em:targetApplication>
<Description>
<em:id>{ec8030f7-c20a-464f-9b0e-13a3a9e97384}</em:id>
<em:minVersion>1.5</em:minVersion>
<em:maxVersion>4.*</em:maxVersion>
bump to 4.* as I have.
Save save done.
The final trick is to open the addons manager and drag and drop the xpi from your desktop to the managers page.
This will install it!
Done
Note: Don't forget if you are using Minefield to do this 1st:
I have successfully installed:
NewTabURL 2.20
Readability 1.2
Tree Style Tab 0.10.2010091901 (some issues)
ToolbarButtons - buttons for "add-ons" and "options", show/hide Menu, clean data etc..
Failed
NoSquint - installed but does not work.
RequestPolicy - installed but does not work.
YMMV (I save my profile prior to installing .... so I can go back if the install goes wrong)
I should note that Adblock 1.3a.20101002 works fine but I went to his site for a dev copy no bumping needed.
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